Home / 346,084.20-519,126.30-251,605.80

Finding the Fourth Proportional to 346,084.20, 519,126.30 and 251,605.80

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Solution

The fourth proportional to 346,084.20, 519,126.30 and 251,605.80 is: 377,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,084.20 : 519,126.30 = 251,605.80 : x
  2. Step 2: Convert to fraction form
    346,084.20/519,126.30 = 251,605.80/x
  3. Step 3: Cross multiply
    346,084.20x = 519,126.30 × 251,605.80
  4. Step 4: Simplify right side
    346,084.20x = 130,615,188,012.54
  5. Step 5: Solve for x
    x = 130,615,188,012.54/346,084.20
  6. Step 6: Final answer
    x = 377,408.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.